export default{
    format:function (format) {
        let o = {
            "M+": this.getMonth() + 1, //month
            "d+": this.getDate(), //day
            "h+": this.getHours(), //hour
            "m+": this.getMinutes(), //minute
            "s+": this.getSeconds(), //second
            "q+": Math.floor((this.getMonth() + 3) / 3), //quarter
            S: this.getMilliseconds() //millisecond
        };
        if (/(y+)/.test(format))
            format = format.replace(
                RegExp.$1,
                (this.getFullYear() + "").substr(4 - RegExp.$1.length)
            );
        for (var k in o)
            if (new RegExp("(" + k + ")").test(format))
                format = format.replace(
                    RegExp.$1,
                    RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length)
                );
        return format;
    }
}
